Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5688092 | Method of attaching an insulation panel to a building substrate | Gilbert Olvera | 1997-11-18 |
| 5622464 | Screw with increased driving resistance at proper depth | James W. McElderry, Juergen O. Rathgeber | 1997-04-22 |
| 5607272 | Attachment plate for insulation panels | Gilbert Olvera | 1997-03-04 |
| 5605018 | Flexible roof end cap | James W. McElderry, Juergen O. Rathgeber, John A. Wand, John Fox | 1997-02-25 |